Iqua miniUFO Bluetooth Speakerphone - Black
Just been into tescos in Wigston, Leicester. I think this deal is available in other stores as well.
Not sure if this is online, amazon are selling this for 29.99 so still a good piece cheaper.
here is the science bit...
Iqua miniUFO is a portable, lightweight, mini-sized handsfree device with elegant design. It provides a clean wireless audio connection with your Bluetooth mobile phone or PDA. With special concerns on driving safety and user convenience, the product is designed to be of easy to use with four simple operation buttons. With the mounting accessories included in the sales package, the product can be easily mounted on the sun visor or dash-board of your car. In addition, it is excellent for use as a table-top handsfree at home and in the office. It can also be used with a Bluetooth enabled PC with suitable software to make voice calls over the Internet (VoIP).